flake8 fix

freqtrade/freqtradebot.py

@@ -1325,7 +1325,7 @@ class FreqtradeBot(LoggingMixin):
         self.rpc.send_msg(msg)
 
     def _notify_exit_cancel(self, trade: Trade, order_type: str, reason: str,
-                            sub_trade: bool = False, order: Order=None) -> None:
+                            sub_trade: bool = False, order: Order = None) -> None:
         """
         Sends rpc notification when a sell cancel occurred.
         """

freqtrade/optimize/backtesting.py

@@ -449,7 +449,7 @@ class Backtesting:
                 # Custom exit pricing only for sell-signals
                 if order_type == 'limit':
                     close_rate = strategy_safe_wrapper(self.strategy.custom_exit_price,
-                                                      default_retval=close_rate)(
+                                                       default_retval=close_rate)(
                         pair=trade.pair, trade=trade,
                         current_time=sell_candle_time,
                         proposed_rate=close_rate, current_profit=current_profit)

freqtrade/wallets.py

@@ -249,7 +249,8 @@ class Wallets:
 
         if min_stake_amount is not None and min_stake_amount > max_stake_amount:
             if self._log:
-                logger.warning(f"Minimum stake amount > available balance.{min_stake_amount} > {max_stake_amount}")
+                logger.warning("Minimum stake amount > available balance."
+                               f"{min_stake_amount} > {max_stake_amount}")
             return 0
         if min_stake_amount is not None and stake_amount < min_stake_amount:
             if self._log: